1397994156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 3931992064

約数和(自身を除く): 2533997908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 127, 129, 156, 172, 234, 254, 258, 381, 387, 468, 508, 516, 547, 559, 762, 774, 1094, 1118, 1143, 1524, 1548, 1641, 1651, 1677, 2188, 2236, 2286, 3282, 3302, 3354, 4572, 4923, 4953, 5031, 5461, 6564, 6604, 6708, 7111, 9846, 9906, 10062, 10922, 14222, 14859, 16383, 19692, 19812, 20124, 21333, 21844, 23521, 28444, 29718, 32766, 42666, 47042, 49149, 59436, 63999, 65532, 69469, 70563, 70993, 85332, 94084, 98298, 127998, 138938, 141126, 141986, 196596, 208407, 211689, 212979, 255996, 277876, 282252, 283972, 305773, 416814, 423378, 425958, 611546, 625221, 638937, 833628, 846756, 851916, 903097, 917319, 1223092, 1250442, 1277874, 1806194, 1834638, 2500884, 2555748, 2709291, 2751957, 2987167, 3612388, 3669276, 5418582, 5503914, 5974334, 8127873, 8961501, 10837164, 11007828, 11948668, 16255746, 17923002, 26884503, 32511492, 35846004, 38833171, 53769006, 77666342, 107538012, 116499513, 155332684, 232999026, 349498539, 465998052, 698997078, 1397994156]

約数ペア:

[(1, 1397994156), (2, 698997078), (3, 465998052), (4, 349498539), (6, 232999026), (9, 155332684), (12, 116499513), (13, 107538012), (18, 77666342), (26, 53769006), (36, 38833171), (39, 35846004), (43, 32511492), (52, 26884503), (78, 17923002), (86, 16255746), (117, 11948668), (127, 11007828), (129, 10837164), (156, 8961501), (172, 8127873), (234, 5974334), (254, 5503914), (258, 5418582), (381, 3669276), (387, 3612388), (468, 2987167), (508, 2751957), (516, 2709291), (547, 2555748), (559, 2500884), (762, 1834638), (774, 1806194), (1094, 1277874), (1118, 1250442), (1143, 1223092), (1524, 917319), (1548, 903097), (1641, 851916), (1651, 846756), (1677, 833628), (2188, 638937), (2236, 625221), (2286, 611546), (3282, 425958), (3302, 423378), (3354, 416814), (4572, 305773), (4923, 283972), (4953, 282252), (5031, 277876), (5461, 255996), (6564, 212979), (6604, 211689), (6708, 208407), (7111, 196596), (9846, 141986), (9906, 141126), (10062, 138938), (10922, 127998), (14222, 98298), (14859, 94084), (16383, 85332), (19692, 70993), (19812, 70563), (20124, 69469), (21333, 65532), (21844, 63999), (23521, 59436), (28444, 49149), (29718, 47042), (32766, 42666)]